Diagnostic Fault Information
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2007 GMC Yukon XL, 2007 GMC Yukon, 2007 Chevrolet Tahoe, 2007 Chevrolet Suburban, and 2007 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT:
Always perform the Diagnostic System Check - Vehicle
prior to using this diagnostic procedure.
DTC B3875
| Circuit | Short to Ground | Open/High Resistance | Short to Voltage | Signal Performance |
|---|---|---|---|---|
| Windshield Washer Switch Signal | 6 8 |
8 | 1 | - |
| Windshield Wiper Motor Relay Coil Supply Voltage | B3715 00 | 2 | 6 | - |
| Windshield Wiper Switch High Signal | 6 | 4 | 1 | - |
| Windshield Wiper Switch Low Signal | B3922 00 | 3 | 1 | - |
| Windshield Wiper Motor Park Switch Signal | 5 | 5 | - | - |
| Windshield Wiper Motor High Speed Control | 2 | 4 | - | - |
| Windshield Wiper Motor Low Speed Control | 2 | 3 | - | - |
| Windshield Wiper Motor Ground | - | 2 | - | - |
| Windshield Wiper Switch Ground | - | 1 | - | - |
| Wiper High Speed Relay Control | 7 | 4 | B3875 00 | - |
| Wiper Relay Ground | - | 2 | - | - |
| 1. Wipers and washers inoperative all modes 2. Wipers inoperative all modes and washers work 3. Delay or low speed wipers inoperative 4. High speed wipers inoperative 5. Wipers do not park 6. Wipers always on 7. Wipers operate at high speed in the low speed mode 8. Washer malfunction |
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